CN100440320C - System and method for manufacture of hard disc drive arm and bonding of magnetic head to suspension on a drive arm - Google Patents
System and method for manufacture of hard disc drive arm and bonding of magnetic head to suspension on a drive arm Download PDFInfo
- Publication number
- CN100440320C CN100440320C CNB038258331A CN03825833A CN100440320C CN 100440320 C CN100440320 C CN 100440320C CN B038258331 A CNB038258331 A CN B038258331A CN 03825833 A CN03825833 A CN 03825833A CN 100440320 C CN100440320 C CN 100440320C
- Authority
- CN
- China
- Prior art keywords
- vacuum tube
- head unit
- tube structure
- disk drive
- hard disk
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/10—Structure or manufacture of housings or shields for heads
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/10—Structure or manufacture of housings or shields for heads
- G11B5/105—Mounting of head within housing or assembling of head and housing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/4806—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4853—Constructional details of the electrical connection between head and arm
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
- H01R43/0263—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections for positioning or holding parts during soldering or welding process
Abstract
The present invention discloses a system and a method for manufacturing a hard disc drive arm and bonding a magnetic head to a suspension frame on a drive arm.
Description
Technical field
The present invention relates to magnetic hard disk drives.More precisely, the present invention relates to the system that is used to make hard disk drive arm and magnetic head joined to the suspension on the actuating arm.
Background technology
Wherein float disk drive types on the air bearing on spinning disk surface of slider assembly for magnetic head is a kind of in the well-known data storage device.This class disk drive is often referred to as " Winchester (Winchester) " type driver.Wherein, one or more rigid magnetic disks are placed in the pressurized capsule together with one or more slider assembly for magnetic head.Disc driver can comprise one or more rigid magnetic disks, and slide block assembly can be positioned at the one or both sides of disk.
Fig. 1 has provided the synoptic diagram of the typical hard drive of using in the prior art.Slide block assembly 108 can be installed in the mode of the free outer end commutation motion of arm 102 according to permission, thereby the air bearing between the surface of slide block assembly 108 and disk 104 can be set up and keep.Drive arm 102 and a suitable mechanism for example voice coil motor (VCM) 106 couple mutually, be used for the surface that transfer arm 102 strides across dish 104, make to be contained in magnetic head in the slide block assembly 108 specific concentric data track on can addressing dish 104, be used for information is write data-track or reads information from it.
Fig. 2 has provided the hard disk drive arm used in the prior art and the synoptic diagram of magnetic head.Typically, magnetic head (slide block) 202 is electrically connected to head gimbal assembly (HGA) by engagement device, and for example gold goal engages (GBB), and solder bump engages (SBB), and ultra-sonic welded.Typically, provide four points of connection (ball) 204 magnetic head 202 is electrically connected to suspension tongue/head gimbal assembly (HGA) 206.In the ball 204 two are used for " reading " operation, in the ball 204 in addition two be used for " writing " operation.Be fixed on the direction of not expecting for fear of soldered ball 204 and magnetic head 202, use a fixator 208 firm vise suspension tongue 206 and magnetic head 202, to make the physically stable that becomes that applies of ball 204 by joining tool 210 grades.Base rack 211 and one first clamp cap 220 make magnetic head 202 firm.Second clamp cap 221 is suspension tongue 206 fixedly.The second base rack (not shown) is held load bar 212.This fixator 208 is used to prevent in applying process because the change of magnetic head 202 orientations that the power of joining tool 210 causes.But the clamp strength of fixator 208 is enough to make magnetic head 202 and suspension tongue 212 malformations usually, thereby causes incorrect orientation (aligning).In addition, the power that relates to may be damaged magnetic head 202 surfaces and the little hole 214 of head gimbals.
Summary of the invention
Therefore wish to have a system magnetic head electrical can be engaged and avoid the problems referred to above simultaneously, other advantage also is provided in addition.
In one aspect of the invention, a system that is used for making data storage device comprises: an apparatus for placing, be used for physically stable hard disk drive head unit to join described head unit electricity to a hard disk drive arm member, wherein said apparatus for placing is used the air pressure that is lower than environment and is kept described head unit to engage to carry out electricity with respect to the position of described arm member.
In another aspect of the present invention, a kind of method that is used to make data memory device comprises:
By an apparatus for placing, physically stable one hard disk drive head unit is to join described head unit electricity to a hard disk drive arm member, and, use the air pressure that is lower than environment and keep described head unit to engage to carry out electricity with respect to the position of described arm member by described apparatus for placing.
Preferably, described electricity joint is ball bonding.
Preferably, to engage be to be selected to engage (GBB), solder bump by gold goal and engage a kind of in the group that (SBB), ultra-sonic welded and automatic spot form for described electricity.
Preferably, described apparatus for placing comprises first vacuum tube structure, is used to provide described and is lower than the air pressure of environment so that described first vacuum tube structure is attached to described head unit.
Preferably, described apparatus for placing also comprises second vacuum tube structure that is used to provide the air pressure that is lower than environment, the wherein said first vacuum tube structure vacuum is coupled to described head unit, and the described second vacuum tube structure vacuum is coupled to a suspension load bar that is attached to described arm member.
Preferably, the material of described first vacuum tube and second vacuum tube structure is to be selected from a kind of in the group of being made up of stainless steel, copper, aluminium oxide, polyimide and pottery.
Brief description of drawings
Fig. 1 has provided the synoptic diagram of the typical hard drive of using in the prior art.
Fig. 2 has provided the hard disk drive arm used in the prior art and the synoptic diagram of magnetic head.
Fig. 3 shows hard drive arm suspension, magnetic head and the magnetic head apparatus for placing according to one embodiment of the invention.
Fig. 4 shows the design according to the apparatus for placing of two different embodiment of the present invention.
Fig. 5 shows the design according to the apparatus for placing of three additional embodiment of the present invention.
Fig. 6 shows the design according to the apparatus for placing of other three embodiment of the present invention.
Fig. 7 shows the design according to the apparatus for placing that is used for the adjusting of " U " shape micro-actuator of one embodiment of the invention.
Fig. 8 shows the design according to the simultaneous operation placement device of one embodiment of the invention.
Embodiment
Fig. 3 shows hard drive arm suspension, magnetic head and the magnetic head apparatus for placing according to one embodiment of the invention.Shown in Fig. 3 a, in one embodiment, apparatus for placing 305 has two vacuum tubes 301,304.First vacuum cylinder (pipe) 301 has a fixator 311, and the magnetic head 321 of itself and hard disk drive matches.Shown in Fig. 3 b, in this embodiment, the first vacuum tube fixator 311 has step-like 313 surfaces, it matches with magnetic head 321 in such a way, this mode is: avoid magnetic head 321 rotatablely move (and therefore, avoiding suspension tongue 322 rotatablely moving with respect to apparatus for placing 305) with respect to apparatus for placing 305.In one embodiment, step 313 is between 100 microns and 280 microns.In one embodiment, second vacuum tube has the fixator that an energy and load bar 324 match.In addition, provide a register pin 303, it can insert in the machining hole of load bar 324 to guarantee correct positioning.In this embodiment, apparatus for placing is to come firm magnetic head 321 and load bar 324 by the air pressure that is lower than environment that is applied by the one 301 and the 2 302 vacuum tube, first vacuum tube 301 is applied to the air bearing surface (ABS) of slider/heads 321 with suction, and second vacuum tube 302 is applied to load bar 324 with suction.
Fig. 4 shows the design according to the apparatus for placing of two different embodiment of the present invention.In one embodiment, as shown in Figs. 4a and 4b, the fixator 402 of first vacuum tube has an integrated step 403, is used for preventing to apply in engage ball 410 rotation (driftage) 406 and vertical 408 motions of process magnetic head 404.In another embodiment, shown in Fig. 4 c and 6d, the fixator 412 of first vacuum tube has an external ledge structure 413.In addition, Fig. 4 b and 4d have shown the gas access of first and second vacuum tubes.
Fig. 5 shows the design according to the apparatus for placing of three additional embodiment of the present invention.Shown in Fig. 5 b, in one embodiment, an external ledge structure 501 has a lateral process 502, is used to prevent that magnetic head 508 is (referring to a) horizontal 503 motions of Fig. 5 (and vertical 505 and rotation 504 motions).Shown in Fig. 5 c, in another embodiment, an external ledge structure 511 has two lateral processes 512, is used to prevent that magnetic head 508 is (referring to a) horizontal 513 motions of Fig. 5 (and vertical 515 and rotation 514 motions).Shown in Fig. 5 d, In yet another embodiment, an external ledge structure 521 has two lateral processes 522.In addition, in this embodiment, in step 521, provide a recess 524, to allow the cleaning of arm member.
Fig. 6 shows the design of the apparatus for placing of three embodiment in addition according to the present invention.Shown in Fig. 6 b, in one embodiment, first vacuum tube 602 has " L " type ledge structure 601 that is incorporated in its mated surface, is used to prevent that magnetic head 608 from (seeing a) horizontal 603 motions of Fig. 6 (and vertical 604 and rotation 605 motions).Shown in Fig. 6 c, in another embodiment, first vacuum tube 612 has " U " type ledge structure 611 that is incorporated in its mated surface.Shown in Fig. 6 d, In yet another embodiment, first vacuum tube 622 has " U " type ledge structure 621 that is incorporated in its mated surface, and described ledge structure 621 provides recess 623 to allow the cleaning of arm member.
Fig. 7 shows the design according to the apparatus for placing that is used for the adjusting of " U " type micro-actuator of one embodiment of the invention.Shown in Fig. 7 b, 7c and 7d, in one embodiment, first vacuum tube 702 has an external step 704 and two side steps 706, and with the motion of restriction magnetic head 708, described magnetic head is installed in the micro-actuator, for example in " U " shape micro-actuator 710.This embodiment adapts to the profile of this micro-actuator 710, can prevent moving of magnetic head 708 and micro-actuator 710 simultaneously during joining process.
Fig. 8 shows the design according to the simultaneous operation placement device of one embodiment of the invention.In one embodiment, a plurality of independent apparatus for placing 802 are combined into a mechanism 804, are used to carry out the synchronous magnetic head bonding operation so that stablize the parts of a plurality of hard drive load-carrying arms.
Although specific here description and several embodiment have been described is to be appreciated that under the situation that does not break away from spirit of the present invention and desired extent, by above-mentioned instruction and can make various modifications and distortion to the present invention within the scope of the appended claims.
Claims (28)
1. system that makes data storage device comprises:
One apparatus for placing, be used for physically stablizing a hard disk drive head unit to join described head unit electricity to a hard disk drive arm member, wherein said apparatus for placing is used the air pressure that is lower than environment and is kept described head unit to engage to carry out described electricity with respect to the position of described arm member.
2. system according to claim 1, wherein said hard disk drive head unit is a hard disk drive head.
3. system according to claim 2, wherein said hard disk drive arm member is a suspension tongue.
4. system according to claim 1, it is ball bonding that wherein said electricity engages.
5. system according to claim 1, it is to be selected to engage (GBB), solder bump by gold goal and engage a kind of in the group that (SBB), ultra-sonic welded and automatic spot form that wherein said electricity engages.
6. system according to claim 1, wherein said apparatus for placing comprises first vacuum tube structure, is used to provide described and is lower than the air pressure of environment so that described first vacuum tube structure is attached to described head unit.
7. system according to claim 6 also comprises a register pin that highlights from described apparatus for placing.
8. system according to claim 7, wherein said register pin can be inserted into and be used to guarantee described correct positioning in the suspension machining hole.
9. system according to claim 7, also comprise second vacuum tube structure that is used to provide the air pressure that is lower than environment, the wherein said first vacuum tube structure vacuum is coupled to described head unit, and the described second vacuum tube structure vacuum is coupled to a suspension load bar that is attached to described arm member.
10. system according to claim 9, wherein first vacuum tube structure comprises the ledge structure that can match with the edge of head unit.
11. system according to claim 10, wherein said ledge structure can match with one or more edges of described head unit.
12. system according to claim 11, wherein said ledge structure is an one-piece construction of first vacuum tube.
13. system according to claim 11, wherein said ledge structure is an external structure.
14. system according to claim 9, the material of wherein said first vacuum tube structure is to be selected from a kind of in the group of being made up of stainless steel, copper, aluminium oxide, polyimide and pottery.
15. system according to claim 9, the material of wherein said second vacuum tube structure is selected from the group of being made up of stainless steel, copper, aluminium oxide, polyimide and pottery a kind of.
16. a method of making data storage device comprises:
Physically stablize a hard disk drive head unit by apparatus for placing, to join described head unit electricity to a hard disk drive arm member, and, use the air pressure that is lower than environment and keep described head unit to engage to carry out described electricity with respect to the position of described arm member by described apparatus for placing.
17. method according to claim 16, wherein said hard disk drive head unit is a hard disk drive head.
18. method according to claim 17, wherein said hard disk drive arm member is a suspension tongue.
19. method according to claim 16, it is ball bonding that wherein said electricity engages.
20. it is to be selected to comprise a kind of in the following group that method according to claim 16, wherein said electricity engage: gold goal engages (GBB), solder bump engages (SBB), ultra-sonic welded and automatic spot.
21. method according to claim 16, wherein said apparatus for placing comprises first vacuum tube structure, is used to provide described and is lower than the air pressure of environment so that described first vacuum tube structure is attached to described head unit.
22. method according to claim 21 also comprises:
A register pin that highlights from described apparatus for placing is provided.
23. can being inserted into, method according to claim 22, wherein said register pin be used to guarantee described correct positioning in the suspension machining hole.
24. method according to claim 22 also comprises:
Provide the air pressure that is lower than environment by one second vacuum tube;
The described first vacuum tube vacuum is couple to described head unit; And
The described second vacuum tube structure vacuum is coupled to the suspension load bar that attaches to described arm member.
25. method according to claim 24, wherein first vacuum tube structure comprises a ledge structure that can match with the edge of head unit.
26. method according to claim 25, the leading edge at least of wherein said ledge structure and described head unit matches.
27. method according to claim 24, the wherein said first vacuum tube structure material are selected from a kind of in the group of being made up of stainless steel, copper, aluminium oxide, polyimide and pottery.
28. method according to claim 24, the wherein said second vacuum tube structure material are selected from a kind of in the group of being made up of stainless steel, copper, aluminium oxide, polyimide and pottery.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2003/000048 WO2004066279A1 (en) | 2003-01-20 | 2003-01-20 | System and method for manufacture of hard disc drive arm and bonding of magnetic head to suspension on a drive arm. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1735930A CN1735930A (en) | 2006-02-15 |
| CN100440320C true CN100440320C (en) | 2008-12-03 |
Family
ID=32686810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB038258331A Expired - Fee Related CN100440320C (en) | 2003-01-20 | 2003-01-20 | System and method for manufacture of hard disc drive arm and bonding of magnetic head to suspension on a drive arm |
Country Status (3)
| Country | Link |
|---|---|
| US (2) | US7083078B2 (en) |
| CN (1) | CN100440320C (en) |
| WO (1) | WO2004066279A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7218482B2 (en) * | 2004-01-26 | 2007-05-15 | Sae Magnetics (H.K.) Ltd. | Micro-actuator, head gimbal assembly and manufacturing method thereof |
| KR100594306B1 (en) * | 2004-12-21 | 2006-06-30 | 삼성전자주식회사 | Interconnect and head gimbal assembly of hard disk drive with the same |
| US9022444B1 (en) * | 2013-05-20 | 2015-05-05 | Western Digital Technologies, Inc. | Vacuum nozzle having back-pressure release hole |
| CN105448308B (en) * | 2014-08-27 | 2019-04-09 | 祥和科技有限公司 | It is used to form the method and apparatus with the hard disk drive substrate for extending height |
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- 2003-01-20 CN CNB038258331A patent/CN100440320C/en not_active Expired - Fee Related
- 2003-06-24 US US10/603,444 patent/US7083078B2/en not_active Expired - Fee Related
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2005
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Also Published As
| Publication number | Publication date |
|---|---|
| US20040140342A1 (en) | 2004-07-22 |
| WO2004066279A1 (en) | 2004-08-05 |
| US20050230456A1 (en) | 2005-10-20 |
| CN1735930A (en) | 2006-02-15 |
| US7083078B2 (en) | 2006-08-01 |
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